In 1981, he found out that his high school sweetheart was widowed. Having recently divorced from his second wife, he phoned her. "Having played Zorba, I believe in grabbing at life," he recalled. "So I called her and this sweet voice answered. 'I'm free now,' I told her, 'and I'm coming to dinner.'" They married.

Raitt appeared in a 1996 cameo role in Season 1 (episode 12, "Frozen Dick") of 3rd Rock from the Sun in which he sings a portion of the title song from Oklahoma!